Git.pm: do not break inheritance

Make it possible to write subclasses of Git.pm Signed-off-by: Christian Jaeger <christian@jaeger.mine.nu> Signed-off-by: Junio C Hamano <gitster@pobox.com>
git-mirror · Oct 19, 2008 · d8b24b9 · d8b24b9
1 parent f430c8e
commit d8b24b9
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/perl/Git.pm b/perl/Git.pm
@@ -1203,8 +1203,7 @@ either version 2, or (at your option) any later version.
 # the method was called upon an instance and (undef, @args) if
 # it was called directly.
 sub _maybe_self {
-	# This breaks inheritance. Oh well.
-	ref $_[0] eq 'Git' ? @_ : (undef, @_);
+	UNIVERSAL::isa($_[0], 'Git') ? @_ : (undef, @_);
 }
 
 # Check if the command id is something reasonable.